Home / 39,680.62-59,758.46-36,137.68

Finding the Fourth Proportional to 39,680.62, 59,758.46 and 36,137.68

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Solution

The fourth proportional to 39,680.62, 59,758.46 and 36,137.68 is: 54,422.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,680.62 : 59,758.46 = 36,137.68 : x
  2. Step 2: Convert to fraction form
    39,680.62/59,758.46 = 36,137.68/x
  3. Step 3: Cross multiply
    39,680.62x = 59,758.46 × 36,137.68
  4. Step 4: Simplify right side
    39,680.62x = 2,159,532,104.77
  5. Step 5: Solve for x
    x = 2,159,532,104.77/39,680.62
  6. Step 6: Final answer
    x = 54,422.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.